Seekings, David
Encyclopaedia of management : conferences and meetings
Crest publishing, 1999
 Buku Referensi
Dunn, Frederick Sherwood
The practice and procedure of international conferences
Johns Hopkins Press, 1929
 Buku Teks
Wallwork, Adrian
English for Presentations at International Conferences
Springer, 2010
 Buku Teks SO
Cheong, Kwee Thiam
Introduction to shipping
LexisNexis, 2016
 Buku Teks
Branch, Alan E.
The Elements of shipping
Chapman & Hall, 1979
 Buku Teks